Home / 89,397.22-123,346.89-50,635.37

Finding the Fourth Proportional to 89,397.22, 123,346.89 and 50,635.37

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Solution

The fourth proportional to 89,397.22, 123,346.89 and 50,635.37 is: 69,864.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,397.22 : 123,346.89 = 50,635.37 : x
  2. Step 2: Convert to fraction form
    89,397.22/123,346.89 = 50,635.37/x
  3. Step 3: Cross multiply
    89,397.22x = 123,346.89 × 50,635.37
  4. Step 4: Simplify right side
    89,397.22x = 6,245,715,413.50
  5. Step 5: Solve for x
    x = 6,245,715,413.50/89,397.22
  6. Step 6: Final answer
    x = 69,864.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.